XiMDCAT XI Complete Chemistry Grand Test#Gases#Ideal Gas Equation56Choose the best answerFor a fixed amount of ideal gas at constant temperature, which quantity remains constant?AThe ratio of pressure to volume always remains constantBVolume always remains constantCPressure always remains constantDThe product of pressure and volume always remains constant Like 0 Discuss 0Share
GasesIdeal Gas Equation and Dimensions57Choose the best answerThe product PV has the dimensions of:AForceBEntropyCWork or energyDTemperature Like 0 Discuss 0Share
GasesIdeal and Real Gas Behaviour58Choose the best answerUnder high-pressure conditions, which gas among the following is expected to show the most nearly ideal behaviour?ANH₃BSO₂CN₂DCO₂ Like 0 Discuss 0Share
GasesPositive Deviation from Ideal Behaviour59Choose the best answerAt sufficiently high pressure, where excluded-volume effects dominate, the volume of a real gas compared with the ideal-gas prediction is generally:ASmallerBLargerCExactly the sameDZero Like 0 Discuss 0Share
GasesCharles's Law60Choose the best answerA gas at 0°C doubles its volume at constant pressure. Its final Celsius temperature is:A0°CB273°CC546°CD819°C Like 0 Discuss 0Share